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HT46R54A - (HT46R53A / HT46R54A) A/D Type 8-Bit OTP MCU

Download the HT46R54A datasheet PDF. This datasheet also covers the HT46R53A variant, as both devices belong to the same (ht46r53a / ht46r54a) a/d type 8-bit otp mcu family and are provided as variant models within a single manufacturer datasheet.

Description

The HT46R53A/HT46R54A are 8-bit high performance, RISC architecture microcontroller devices specifically designed for A/D applications that interface directly to analog signals, such as those from sensors.

Features

  • Low-power fully static CMOS design.
  • Operating voltage:.
  • On-chip crystal and RC oscillator.
  • 6-level subroutine nesting.
  • Watchdog Timer.
  • Low voltage reset function.
  • HALT function.
  • Up to 0.5ms instruction cycle with 8MHz system clock fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 3.3V~5.5V.
  • Program Memory: 2K´15 OTP (HT46R53A) 4K´15 OTP (HT46R54A).
  • Data memory: at VDD=5V.
  • 1-channel 8-bit PWM output shared with an I/O line.
  • PFD function.
  • Bit mani.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (HT46R53A_HoltekSemiconductor.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
www.DataSheet4U.com HT46R53A/HT46R54A A/D Type 8-Bit OTP MCU Technical Document · Tools Information · FAQs · Application Note - HA0003E Communicating between the HT48 & HT46 Series MCUs and the HT93LC46 EEPROM - HA0004E HT48 & HT46 MCU UART Software Implementation Method - HA0084E NiMH Battery Charger Demo Board - Using the HT46R52 Features · Low-power fully static CMOS design · Operating voltage: · On-chip crystal and RC oscillator · 6-level subroutine nesting · Watchdog Timer · Low voltage reset function · HALT function · Up to 0.5ms instruction cycle with 8MHz system clock fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 3.3V~5.
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